Shown in this area are all the registered extensions associated with the file type selected in the Recognized file types list. Use , and to manage the corresponding patterns.

Alt+Insert

Use this icon or shortcut to open the Add wildcard dialog box and specify a new pattern using wildcards there.

Enter

Use this icon or shortcut to edit the selected pattern.

Alt+Delete

Use this icon or shortcut to remove the selected pattern from the list.

Ignore files and folders

In this text box, specify the files and folders, which you want to be ignored by PhpStorm. Such files and folders will be completely excluded from any kind of processing. By default the list includes temporary files, service files related to version control systems, etc.

You can specify multiple names or wildcard masks, with semicolons (;) as separators.